The Modern Physics 2 category gathers practice questions covering advanced topics in modern physics. It helps students review and apply concepts such as quantum mechanics, atomic structure, and nuclear physics. Use these items to test your knowledge and identify areas for further study.
4 V is correct per The maximum kinetic energy of photoelect principle; validated by standard physics law.
Ref: NCERT Physics Class 12 Chapter 13 Nuclei
12.4 eV is correct per If work function of a metal plate is neg principle; validated by standard physics law.
Ref: NCERT Physics Class 12 Chapter 13 Nuclei
8 ×10 −17 J is correct per If the voltage across the electrodes of principle; validated by standard physics law.
Ref: NCERT Physics Class 12 Chapter 13 Nuclei
with both visible and uv depending on the metal is correct per Photoelectric effect is possible principle; validated by standard physics law.
Ref: NCERT Physics Class 12 Chapter 11 Dual Nature of Radiation and Matter
10 15 is correct per The volume of atom in comparison of volu principle; validated by standard physics law.
Ref: NCERT Physics Class 12 Chapter 13 Nuclei
A 1/3 is correct per The radius of a nucleus is directly prop principle; validated by standard physics law.
Ref: NCERT Physics Class 12 Chapter 13 Nuclei
independent of the number of nucleons in the nucleus is correct per The density of nuclear matter is: principle; validated by standard physics law.
Ref: NCERT Physics Class 12 Chapter 13 Nuclei
positive charge and the negative electrons are distributed through the whole atom reducing electric field inside the atom is correct per In Geiger-Marsden experiment very small principle; validated by standard
Ref: NCERT Physics Class 12 Chapter 13 Nuclei
much less than predicted by Rutherford’s model is correct per Probability of backward scattering (i.e. principle; validated by standard physics law.
Ref: NCERT Physics Class 12 Chapter 12 Atoms
Electron emission is correct per Identify the process in which an electro principle; validated by standard physics law.
Ref: NCERT Physics Class 12 Chapter 13 Nuclei
de – Broglie theory is correct per Which theory is confirmed by the Davisso principle; validated by standard physics law.
Ref: NCERT Physics Class 12 Chapter 13 Nuclei
n 2 is correct per The radius of the Bohr orbit depends on principle; validated by standard physics law.
Ref: NCERT Physics Class 12 Chapter 12 Atoms
